ECG Rules

Which of these describes Sinus Tachycardia?

Rate

60-100

Regularity

Regular

P Waves

Upright and uniform

PR Interval

0.12-0.20

QRS

0.08-0.12

Rate

> 100

Regularity

Regular

P Waves

Upright and uniform

PR Interval

0.12-0.20

QRS

0.08-0.12

Rate

> 250 (uncountable)

Regularity

Irregular (unidentifiable)

P Waves

None

PR Interval

None

QRS

Chaotic